﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using H2.NET.DBUtility;
using H2.NET.Business.Core;

namespace H2.NET.Web.Workflow.Services
{
    /// <summary>
    /// 数据访问类:t_mdc_Role
    /// </summary>
    public partial class RoleService
    {
        public RoleService()
        {
            DbHelperSQL.connectionString = PubConstant.ConnectionString;
        }
        #region  BasicMethod
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int Id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from t_mdc_Role");
            strSql.Append(" where Id=@Id");
            SqlParameter[] parameters = {
					new SqlParameter("@Id", SqlDbType.Int,4)
			};
            parameters[0].Value = Id;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(t_mdc_Role model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into t_mdc_Role(");
            strSql.Append("Name,Remark)");
            strSql.Append(" values (");
            strSql.Append("@Name,@Remark)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@Name", SqlDbType.VarChar,50),
					new SqlParameter("@Remark", SqlDbType.VarChar,255)};
            parameters[0].Value = model.Name;
            parameters[1].Value = model.Remark;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(t_mdc_Role model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update t_mdc_Role set ");
            strSql.Append("Name=@Name,");
            strSql.Append("Remark=@Remark");
            strSql.Append(" where Id=@Id");
            SqlParameter[] parameters = {
					new SqlParameter("@Name", SqlDbType.VarChar,50),
					new SqlParameter("@Remark", SqlDbType.VarChar,255),
					new SqlParameter("@Id", SqlDbType.Int,4)};
            parameters[0].Value = model.Name;
            parameters[1].Value = model.Remark;
            parameters[2].Value = model.Id;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int Id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from t_mdc_Role ");
            strSql.Append(" where Id=@Id");
            SqlParameter[] parameters = {
					new SqlParameter("@Id", SqlDbType.Int,4)
			};
            parameters[0].Value = Id;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 批量删除数据
        /// </summary>
        public bool DeleteList(string Idlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from t_mdc_Role ");
            strSql.Append(" where Id in (" + Idlist + ")  ");
            int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public t_mdc_Role GetModel(int Id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 Id,Name,Remark from t_mdc_Role ");
            strSql.Append(" where Id=@Id");
            SqlParameter[] parameters = {
					new SqlParameter("@Id", SqlDbType.Int,4)
			};
            parameters[0].Value = Id;

            t_mdc_Role model = new t_mdc_Role();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                return DataRowToModel(ds.Tables[0].Rows[0]);
            }
            else
            {
                return null;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public t_mdc_Role DataRowToModel(DataRow row)
        {
            t_mdc_Role model = new t_mdc_Role();
            if (row != null)
            {
                if (row["Id"] != null && row["Id"].ToString() != "")
                {
                    model.Id = int.Parse(row["Id"].ToString());
                }
                if (row["Name"] != null)
                {
                    model.Name = row["Name"].ToString();
                }
                if (row["Remark"] != null)
                {
                    model.Remark = row["Remark"].ToString();
                }
            }
            return model;
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select Id,Name,Remark ");
            strSql.Append(" FROM t_mdc_Role ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" Id,Name,Remark ");
            strSql.Append(" FROM t_mdc_Role ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获取记录总数
        /// </summary>
        public int GetRecordCount(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) FROM t_mdc_Role ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            object obj = DbHelperSQL.GetSingle(strSql.ToString());
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("SELECT * FROM ( ");
            strSql.Append(" SELECT ROW_NUMBER() OVER (");
            if (!string.IsNullOrEmpty(orderby.Trim()))
            {
                strSql.Append("order by T." + orderby);
            }
            else
            {
                strSql.Append("order by T.Id desc");
            }
            strSql.Append(")AS Row, T.*  from t_mdc_Role T ");
            if (!string.IsNullOrEmpty(strWhere.Trim()))
            {
                strSql.Append(" WHERE " + strWhere);
            }
            strSql.Append(" ) TT");
            strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
            return DbHelperSQL.Query(strSql.ToString());
        }

        #endregion  BasicMethod
        #region  ExtensionMethod
        public void SetRoles(int userId, string[] roleIds)
        {
            DbHelperSQL.ExecuteSql("DELETE FROM [t_mdc_RoleAccount] WHERE [Account_Id] = @User_ID",
                                   new SqlParameter("@User_ID", userId));
            if (roleIds == null) return;
            foreach (var id in roleIds)
            {
                if (string.IsNullOrEmpty(id)) continue;
                DbHelperSQL.ExecuteSql(
                    "INSERT INTO [t_mdc_RoleAccount]([Role_ID],[Account_Id])VALUES(@Role_ID,@Account_Id)",
                    new[] { new SqlParameter("@Role_ID", id), new SqlParameter("@Account_Id", userId) });
            }
        }

        public DataTable FindRoleByAccountId(int accountId)
        {
            return DbHelperSQL.Query(
                "select * from t_mdc_Account as a inner join t_mdc_RoleAccount as b on a.id = b.Account_Id inner join t_mdc_Role as c on c.id = b.Role_Id where a.id=@accountid",
                new SqlParameter("@accountid", accountId)).Tables[0];
        }
        #endregion  ExtensionMethod
    }
}

